Answers: 2
Biology, 21.06.2019 16:30
25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?
Answers: 3
Biology, 21.06.2019 20:30
Dr. kaylan is an ecologist who studies bird behavior. she sets up an experiment to test which type of food crows are most likely to eat when given a choice between walnuts, corn, and sunflower seeds. to perform her experiment, dr. kaylan places three food bins in an area frequented by cows. each bin contains one of the three food types. then, she measures how much of each food type is eaten every day for a month and summarizes the results of her experiment in the pie chart below. based on her results, dr. kaylan concludes that crows choose to eat corn more frequently than other food sources because it has a higher nutritional value. what is a reasonable alternate conclusion that can be drawn from dr. kaylan's data
Answers: 2
Biology, 22.06.2019 02:20
The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions
Answers: 1
Biology, 22.06.2019 04:00
Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.
Answers: 1
What are the five ways to prevent tooth decay and gum disease?...
English, 15.07.2021 14:00
Chemistry, 15.07.2021 14:00
Social Studies, 15.07.2021 14:00
English, 15.07.2021 14:00
English, 15.07.2021 14:00
Mathematics, 15.07.2021 14:00
Chemistry, 15.07.2021 14:00
English, 15.07.2021 14:00